Home / 34,545.88-51,822.06-13,771

Finding the Fourth Proportional to 34,545.88, 51,822.06 and 13,771

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Solution

The fourth proportional to 34,545.88, 51,822.06 and 13,771 is: 20,657.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,545.88 : 51,822.06 = 13,771 : x
  2. Step 2: Convert to fraction form
    34,545.88/51,822.06 = 13,771/x
  3. Step 3: Cross multiply
    34,545.88x = 51,822.06 × 13,771
  4. Step 4: Simplify right side
    34,545.88x = 713,641,588.26
  5. Step 5: Solve for x
    x = 713,641,588.26/34,545.88
  6. Step 6: Final answer
    x = 20,657.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.